CN101532406A - Twin cam phaser for dual independent cam phasing - Google Patents
Twin cam phaser for dual independent cam phasing Download PDFInfo
- Publication number
- CN101532406A CN101532406A CN200910126531A CN200910126531A CN101532406A CN 101532406 A CN101532406 A CN 101532406A CN 200910126531 A CN200910126531 A CN 200910126531A CN 200910126531 A CN200910126531 A CN 200910126531A CN 101532406 A CN101532406 A CN 101532406A
- Authority
- CN
- China
- Prior art keywords
- dish
- assembly
- cam phaser
- fastening piece
- chamber
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
- F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
- F01L1/02—Valve drive
- F01L1/04—Valve drive by means of cams, camshafts, cam discs, eccentrics or the like
- F01L1/047—Camshafts
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
- F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
- F01L1/34—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening and without affecting the magnitude of the valve lift
- F01L1/344—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening and without affecting the magnitude of the valve lift changing the angular relationship between crankshaft and camshaft, e.g. using helicoidal gear
- F01L1/3442—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening and without affecting the magnitude of the valve lift changing the angular relationship between crankshaft and camshaft, e.g. using helicoidal gear using hydraulic chambers with variable volume to transmit the rotating force
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
- F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
- F01L1/02—Valve drive
- F01L1/04—Valve drive by means of cams, camshafts, cam discs, eccentrics or the like
- F01L1/047—Camshafts
- F01L2001/0471—Assembled camshafts
- F01L2001/0473—Composite camshafts, e.g. with cams or cam sleeve being able to move relative to the inner camshaft or a cam adjusting rod
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
- F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
- F01L1/34—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening and without affecting the magnitude of the valve lift
- F01L1/344—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening and without affecting the magnitude of the valve lift changing the angular relationship between crankshaft and camshaft, e.g. using helicoidal gear
- F01L1/3442—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening and without affecting the magnitude of the valve lift changing the angular relationship between crankshaft and camshaft, e.g. using helicoidal gear using hydraulic chambers with variable volume to transmit the rotating force
- F01L2001/34423—Details relating to the hydraulic feeding circuit
- F01L2001/34426—Oil control valves
- F01L2001/34433—Location oil control valves
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
- F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
- F01L1/34—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening and without affecting the magnitude of the valve lift
- F01L1/344—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening and without affecting the magnitude of the valve lift changing the angular relationship between crankshaft and camshaft, e.g. using helicoidal gear
- F01L2001/34486—Location and number of the means for changing the angular relationship
- F01L2001/34493—Dual independent phasing system [DIPS]
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Valve Device For Special Equipments (AREA)
- Lubrication Of Internal Combustion Engines (AREA)
Abstract
The invention relates to twin cam phaser for dual independent cam phasing. An engine assembly may include a cam phaser assembly coupled to a concentric camshaft. The cam phaser assembly may include first and second plate assemblies that have first and second vanes, an oil chamber housing located axially between the first and second plate assemblies, an oil distribution member, and a first fastener. The first and second plates may define first and second fastener passages. The oil chamber housing may define first and second chambers and a first central bore. The first vane may extend into the first chamber and the second vane may extend into the second chamber. The oil distribution member may be located within the central bore of the oil chamber housing and may define a third fastener passage. The first fastener may extend through the first, second, and third fastener passages and couple the cam phaser assembly to an outer shaft of the concentric camshaft.
Description
Technical field
The present invention relates to cam phaser, relate more specifically to the dual independent cam phase discriminator.
Background technique
The statement of this part only provides background information related to the present invention, might not constitute prior art.
Engine pack can comprise cam phaser, and it connects with engine cam to adjust intake valve and/or exhaust valve opens timing.Regulate valve timing based on engine operation state and can improve engine performance, for example improve power output, reduce fuel consumption with and/or reduce engine emission.The scope that the increase camshaft can shift to an earlier date or postpone can improve performance gain.
Summary of the invention
The cam phaser assembly that a kind of engine pack, this engine pack can comprise engine structure, be supported on the concentric camshaft on this engine structure and be attached to this concentric camshaft in rotating mode.This concentric camshaft can comprise outer shaft, interior axle and the first and second salient angle parts.The described first salient angle part can be fixed into described outer shaft and rotate.Described second is arranged in described first rotationally, and the described second salient angle part can be fixed into described second rotation.The cam phaser assembly can be attached to described concentric camshaft and can comprise the first dish assembly, the second dish assembly, axially the oil pocket housing between first dish and second dish, join the oily part and first fastening piece.The described first dish assembly can comprise first blade that extends axially and be fixed to this first dish from first dish.The described second dish assembly can comprise second blade that extends axially and be fixed to this second dish from second dish.Described first dish and described second dish can limit first and second fastener passage.Described oil pocket housing can be axially between described first dish and described second dish, and can limit first chamber, second chamber and first center hole.Described first blade may extend in described first chamber, and described second blade may extend in described second chamber.Describedly join first center hole that oily part can be arranged in described oil pocket housing, and can limit first oil circuit that is communicated with described first chamber, second oil circuit and the 3rd fastener passage that are communicated with described second chamber.Described first fastening piece is extensible to pass described first fastener passage, second fastener passage and described the 3rd fastener passage, thereby described cam phaser assembly is attached to the outer shaft of concentric camshaft.
Will know other applications from description provided herein.Should understand these descriptions and specific embodiment and only be used for purpose of illustration, and be not intended to limit the scope of the invention.
Description of drawings
Accompanying drawing shown in this article only is used for purpose of illustration, and is not intended to limit the scope of the invention by any way.
Fig. 1 is the schematic representation according to engine pack of the present invention;
Fig. 2 is another schematic representation of the engine pack of Fig. 1;
Fig. 3 is the camshaft of engine pack of Fig. 1 and the exploded perspective view of cam phaser assembly;
Fig. 4 is the exploded view of the cam assembly of Fig. 3;
Fig. 5 is the exploded view of the cam phaser assembly of Fig. 3; And
Fig. 6 is the cam assembly of Fig. 3 and the partial sectional view of cam phaser assembly.
Embodiment
Below describing is example only in essence, and is not intended to limit the present invention, its application or use.Should understand in whole accompanying drawings, corresponding reference character is represented identical or corresponding parts and feature.
Referring now to Fig. 1 and Fig. 2, schematically shown exemplary engine assembly 10.Engine pack 10 can comprise motor 12, and motor 12 can comprise a plurality of cylinders 14 and the bent axle 17 that wherein is furnished with piston 16.Bent axle 17 supports with the engine structure of launched machine cylinder body of rotating mode and so on, and is driven by piston 16 in rotating mode.Motor 12 also can comprise intake valve 18, exhaust valve 20, is used for intake valve lifting gear 22 and exhaust valve lifting gear 24 and camshaft 26, the cam phaser assembly 28 of each cylinder 14 and makes bent axle 17 be attached to the driving belt 29 (for example chain-driven part) of cam phaser assembly 28 rotationally.
Intake valve lifting gear 22 all can comprise push rod 30 and rocking arm 32.Exhaust valve lifting gear 24 also all can comprise push rod 30 and rocking arm 32.Camshaft 26 can be supported by the engine structure of engine cylinder-body and so on.Thereby push rod 30 can engage with actuator rocker arm 32 with camshaft 26 and open intake valve 18 and exhaust valve 20.Though engine pack 10 is depicted as the push rod engine assembly, it should be understood that the present invention also can be applicable to various other engine constructions, for example the overhead cam engine that supports by cylinder head of camshaft 26 wherein.
With reference to Fig. 3 and Fig. 4, camshaft 26 can form the concentric camshaft assembly, and can comprise 38,39,40,41,42,43,44,45, second groups of salient angle parts 46,47,48,49,50,51,52,53 of first 34, second 36, first groups of salient angle part and bearing journal 54,55,56,57,58.Can be arranged in rotationally in first 34 for second 36.First group of salient angle part 38,39,40,41,42,43,44,45 and bearing journal 54,55,56,57,58 can be fixed into first 34 and rotate.Second group of salient angle part 46,47,48,49,50,51,52,53 can be fixed into second 36 and rotate.In current embodiment, first group of salient angle part 38,39,40,41,42,43,44,45 can form air inlet salient angle group, and second group of salient angle part 46,47,48,49,50,51,52,53 can form exhaust salient angle group.Yet should understand to provide alternative arrangement, and wherein first group of salient angle part 38,39,40,41,42,43,44,45 can form exhaust salient angle group, and second group of salient angle part 46,47,48,49,50,51,52,53 can form air inlet salient angle group.
With reference to Fig. 3, Fig. 5 and Fig. 6, cam phaser assembly 28 can comprise the first dish assembly 60, second dish assembly 62, the oil pocket housing 64, join oily part 66, feed member 68, first fastening piece 70 and second fastening piece 72.The first dish assembly 60 can comprise first dish 74 and extend axially and be fixed to the first first group of blade 76 that coils on 74 from first dish 74.Though the first dish assembly 60 comprises three blades 76 in current embodiment, it should be understood that and can use more or less blade.First dish 74 can comprise center hole 78 and one group of first fastener passage 80 that is provided with from these center hole 78 radially outwards.First fastener passage 80 all can be roughly arc to allow first dish 74 to rotate with respect to first fastening piece 70, as described later.
The second dish assembly 62 can comprise second dish 82 and extend axially and be fixed to second group of blade 84 of this second dish 82 from second dish 82.Though the second dish assembly 62 comprises three blades 84 in current embodiment, it should be understood that and can use more or less blade.Second dish 82 can comprise center hole 86 and one group of second fastener passage 88.Oil pocket housing 64 can be axially between first dish, 74 and second dish 82.
Join oily part 66 and can be positioned at the center hole 92 of oil pocket housing 64, and can be contained between first dish, 74 and second dish 82.Joining oily part 66 can comprise center hole 98, first annular groove 100, second annular groove 102, extend to first of first annular groove 100 from center hole 98 and radially extend oil circuit 104, extend to second of second annular groove 102 from center hole 98 and radially extend oil circuit 106 and the 3rd fastener passage 107.
Feed member 68 can be fixed rotationally with respect to the engine structure such as engine cylinder-body and/or motor protecgulum.The feed member 68 extensible center holes 86 of second dish 82 that pass are to the center hole 98 of joining oily part 66.Feed member 68 can comprise first portion 108 and second portion 110.First portion 108 can be positioned at outside the oil pocket housing 64 and can comprise the passage 112,114,116,118 that is communicated with oil sources.For example, passage 112,114,116,118 can be communicated with phase discriminator oil control valve (not shown).Second portion 110 can comprise annular groove 120,122,124.Annular groove 120 can be communicated with passage 112, and annular groove 122 can be communicated with passage 114, and annular groove 124 can be communicated with passage 116.
When assembling, annular groove 120 can be communicated with the oil circuit 126 of second dish in 82, and oil circuit 126 is communicated with second group of chamber 96 in the oil pocket housing 64.Annular groove 122 can radially extend oil circuit 104 and is communicated with first, and annular groove 124 can radially extend oil circuit 106 and is communicated with second.Passage 118 in the feed member 68 can be communicated with the chamber 128 that forms between the part of the end of feed member 68 and first dish 74.Chamber 128 can be communicated with the oil circuit 130 of first dish in 74, and oil circuit 130 is communicated with first group of chamber 94 in the oil pocket housing 64.
The first dish assembly 60, second coils assembly 62, oil pocket housing 64 and joins oily part 66 and can rotate on feed member 68.Oil pocket housing 64 can comprise hub 132, and it has the tooth 134 that driving belt a series of with shown in Figure 2 29 engages, so oil pocket housing 64 can be driven by bent axle 17.The rotation of oil pocket housing 64 can be passed to the first dish assembly 60 and the second dish assembly 62 by pressure fluid in first group of chamber 94 and the second group of chamber 96, that act on first group of blade 76 and the second group of blade 84.
Joint between first fastening piece 70 and second dish 82 can cause first 34 and rotate with the second dish assembly 62.First fastening piece 70 also can be given bearing journal 54 with the weight transmitting of cam phaser assembly 28, and bearing journal 54 is supported on cam phaser assembly 28 on the engine structure rotationally.Joint between second fastening piece 72, first coils 74 and second 36 can cause second 36 and rotate with the first dish assembly 60.The first dish assembly 60 and the second dish assembly 62 can relative to each other rotate, and can rotate with respect to oil pocket housing 64.The bowed shape of first fastener passage 80 can allow first fastening piece 70 to rotate in first fastener passage 80 and therefore allow it to rotate with respect to the first dish assembly 60.
Claims (20)
1. cam phaser assembly, this cam phaser assembly comprises:
The first dish assembly, this first dish assembly comprises first blade that extends axially and be fixed to this first dish from first dish, this first dish limits first fastener passage;
The second dish assembly, this second dish assembly comprises second blade that extends axially and be fixed to this second dish from second dish, this second dish limits second fastener passage;
Axial oil pocket housing between described first dish and described second dish, this oil pocket housing limits first chamber, second chamber and first center hole, and described first blade extends in described first chamber, and described second blade extends in described second chamber;
Be arranged in described oil pocket housing first center hole join oily part, this is joined oily part and limits first oil circuit that is communicated with described first chamber, second oil circuit and the 3rd fastener passage that is communicated with described second chamber; And
First fastening piece, this first fastening piece extends through described first fastener passage, second fastener passage and the 3rd fastener passage, and this first fastening piece is attached to described cam phaser assembly the outer shaft of concentric camshaft.
2. cam phaser assembly according to claim 1, wherein said first fastener passage comprises bowed shape, so that the rotation of the described first dish assembly with respect to described first fastening piece to be provided.
3. cam phaser assembly according to claim 2, the wherein said second dish assembly is fixed into described first fastening piece and rotates.
4. cam phaser assembly according to claim 3 is wherein saidly joined oily part and is fixed into described first fastening piece and rotates.
5. cam phaser assembly according to claim 4, wherein said oil pocket housing can be joined oily part and rotates with respect to described.
6. cam phaser assembly according to claim 3 also comprises second fastening piece, and this second fastening piece extends through described first dish the described first dish assembly is fixed to the interior axle of described concentric camshaft.
7. cam phaser assembly according to claim 6 is wherein saidly joined second center hole that oily part comprises the path that is provided to described second fastening piece.
8. cam phaser assembly according to claim 1 also comprises feed member, describedly joins oily part and comprises second center hole, and described feed member is arranged in described second center hole with to described first oil circuit and the second oil circuit fuel feeding of joining oily part.
9. cam phaser assembly according to claim 8, the wherein said first dish assembly, described second dish assembly, the described oil pocket housing and describedly join oily part and can rotate with respect to described feed member.
10. cam phaser assembly according to claim 1, wherein said oil pocket housing comprises drive hub, this drive hub is suitable for being driven rotationally by band.
11. an engine pack, this engine pack comprises:
Engine structure;
Be supported on the concentric camshaft on the described engine structure rotationally, this concentric camshaft comprises outer shaft, interior axle and the first and second salient angle parts, the described first salient angle part is fixed into described outer shaft and rotates, axle is arranged in the described outer shaft rotationally in described, and the described second salient angle part is fixed into axle in described and rotates; And
Be attached to the cam phaser assembly of described concentric camshaft, this cam phaser assembly comprises:
The first dish assembly, this first dish assembly comprises first blade that extends axially and be fixed to this first dish from first dish, this first dish limits first fastener passage;
The second dish assembly, this second dish assembly comprises second blade that extends axially and be fixed to this second dish from second dish, this second dish limits second fastener passage;
Axial oil pocket housing between described first dish and described second dish, this oil pocket housing limits first chamber, second chamber and first center hole, and described first blade extends in described first chamber, and described second blade extends in described second chamber;
Be arranged in described oil pocket housing first center hole join oily part, this is joined oily part and limits first oil circuit that is communicated with described first chamber, second oil circuit and the 3rd fastener passage that is communicated with described second chamber; And
First fastening piece, this first fastening piece extends through described first fastener passage, second fastener passage and the 3rd fastener passage, and this first fastening piece is attached to described cam phaser assembly the outer shaft of described concentric camshaft.
12. engine pack according to claim 11, wherein said concentric camshaft comprises bearing journal, this bearing journal is fixed near the end of described outer shaft described cam phaser assembly rotationally, and described first fastening piece engages with this bearing journal and with the described first and second dish assemblies and describedly join oily part and be attached to this bearing journal rotationally.
13. engine pack according to claim 12, wherein said bearing journal is supported on described cam phaser assembly on the described engine structure.
14. engine pack according to claim 11, wherein said first fastener passage comprises bowed shape, so that the rotation of the described first dish assembly with respect to described first fastening piece to be provided.
15. engine pack according to claim 14, the wherein said second dish assembly is fixed into described first fastening piece and rotates.
16. engine pack according to claim 15 is wherein saidly joined oily part and is fixed into described first fastening piece and rotates.
17. engine pack according to claim 16, wherein said oil pocket housing can be joined oily part and rotates with respect to described.
18. engine pack according to claim 15 also comprises second fastening piece, this second fastening piece extend through described first dish and with described concentric camshaft in be coupling and close, be fixed into axle in will be described and coil assembly with described first and rotate.
19. engine pack according to claim 11, also comprise the feed member that is rotatably fixed to described engine structure, describedly join oily part and comprise second center hole, described feed member is arranged in described second center hole with to described first oil circuit and the second oil circuit fuel feeding of joining oily part.
20. engine pack according to claim 11 also comprises the bent axle that is supported rotationally by described engine structure, described oil pocket housing comprises the drive hub that is driven rotationally by this bent axle.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12/045,241 US7789054B2 (en) | 2008-03-10 | 2008-03-10 | Twin cam phaser for dual independent cam phasing |
US12/045241 | 2008-03-10 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101532406A true CN101532406A (en) | 2009-09-16 |
CN101532406B CN101532406B (en) | 2011-12-28 |
Family
ID=41052313
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2009101265314A Active CN101532406B (en) | 2008-03-10 | 2009-03-10 | Twin cam phaser for dual independent cam phasing |
Country Status (3)
Country | Link |
---|---|
US (1) | US7789054B2 (en) |
CN (1) | CN101532406B (en) |
DE (1) | DE102009011627B4 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102536368A (en) * | 2010-12-08 | 2012-07-04 | 通用汽车环球科技运作有限责任公司 | Engine assembly including camshaft with independent cam phasing |
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DE102008033230B4 (en) * | 2008-01-04 | 2010-05-27 | Hydraulik-Ring Gmbh | Double camshaft adjuster in layer construction |
GB2472054B (en) * | 2009-07-23 | 2013-02-27 | Mechadyne Plc | Phaser assembly for an internal combustion engine |
US8371257B2 (en) * | 2010-03-10 | 2013-02-12 | GM Global Technology Operations LLC | Engine with dual cam phaser for concentric camshaft |
DE102010033296A1 (en) | 2010-08-04 | 2012-02-09 | Hydraulik-Ring Gmbh | Camshaft adjuster, especially with camshaft |
CN103348100B (en) | 2011-02-09 | 2016-06-08 | 博格华纳公司 | The concentricity quarter-phase device being assembled in concentric camshaft system |
DE102011006691A1 (en) * | 2011-04-04 | 2012-10-04 | Schaeffler Technologies Gmbh & Co. Kg | Phaser |
CN103732869B (en) * | 2011-08-30 | 2017-03-29 | 博格华纳公司 | For the oily passage design of single-phase device or quarter-phase device |
US9228455B1 (en) | 2013-03-14 | 2016-01-05 | Brunswick Corporation | Outboard motors and marine engines having cam phaser arrangements |
DE102014210313A1 (en) | 2013-06-27 | 2014-12-31 | Schaeffler Technologies Gmbh & Co. Kg | Dual independent phasing system with separate oil supplies |
CN103806970B (en) * | 2014-03-03 | 2016-05-18 | 浙江师范大学 | A kind of band is joined the camshaft of oil timing |
DE102014213445A1 (en) * | 2014-07-10 | 2016-01-14 | Deere & Company | Inclined conveyor assembly for a combine harvester |
DE102016214501B4 (en) | 2015-10-28 | 2021-07-29 | Schaeffler Technologies AG & Co. KG | Camshaft adjusting device |
JP6292276B1 (en) * | 2016-10-19 | 2018-03-14 | マツダ株式会社 | Variable valve gear for engine |
US10697333B2 (en) | 2017-12-01 | 2020-06-30 | Schaeffler Technologies AG & Co. KG | Hydraulically actuated camshaft phasers for concentrically arranged camshafts |
US10895179B2 (en) | 2018-01-12 | 2021-01-19 | Schaeffler Technologies AG & Co. KG | Trigger wheel arrangement for concentrically arranged camshafts |
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US5218935A (en) * | 1992-09-03 | 1993-06-15 | Borg-Warner Automotive Transmission & Engine Components Corporation | VCT system having closed loop control employing spool valve actuated by a stepper motor |
JP3262207B2 (en) * | 1996-10-02 | 2002-03-04 | 株式会社デンソー | Valve timing adjustment device for internal combustion engine |
GB2329675A (en) | 1997-09-27 | 1999-03-31 | Mechadyne Ltd | I.c. engine front cover with oil supply passages |
DE19756016A1 (en) * | 1997-12-17 | 1999-06-24 | Porsche Ag | Device for the hydraulic rotation angle adjustment of a shaft to a drive wheel |
GB2346948A (en) * | 1999-02-18 | 2000-08-23 | Mechadyne Int Plc | Variable phase mechanism |
GB2369175A (en) * | 2000-11-18 | 2002-05-22 | Mechadyne Plc | Variable phase coupling |
GB2413168A (en) | 2004-04-13 | 2005-10-19 | Mechadyne Plc | Variable phase drive mechanism |
GB2415480A (en) | 2004-06-25 | 2005-12-28 | Mechadyne Plc | Vane type phaser in which each vane has a seal around all three of its sliding edges |
GB2432645B (en) | 2005-11-28 | 2010-12-29 | Mechadyne Plc | Variable phase drive coupling |
GB2444943B (en) | 2006-12-19 | 2011-07-13 | Mechadyne Plc | Camshaft and phaser assembly |
DE102008033230B4 (en) | 2008-01-04 | 2010-05-27 | Hydraulik-Ring Gmbh | Double camshaft adjuster in layer construction |
-
2008
- 2008-03-10 US US12/045,241 patent/US7789054B2/en active Active
-
2009
- 2009-03-04 DE DE102009011627.3A patent/DE102009011627B4/en active Active
- 2009-03-10 CN CN2009101265314A patent/CN101532406B/en active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102536368A (en) * | 2010-12-08 | 2012-07-04 | 通用汽车环球科技运作有限责任公司 | Engine assembly including camshaft with independent cam phasing |
CN102536368B (en) * | 2010-12-08 | 2014-11-26 | 通用汽车环球科技运作有限责任公司 | Engine assembly including camshaft with independent cam phasing |
Also Published As
Publication number | Publication date |
---|---|
DE102009011627B4 (en) | 2021-09-09 |
US20090223470A1 (en) | 2009-09-10 |
CN101532406B (en) | 2011-12-28 |
US7789054B2 (en) | 2010-09-07 |
DE102009011627A1 (en) | 2009-10-22 |
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